“电炉钢”造句
分析了熔炼
电炉钢制造的铝型材热挤压模的失效原因及影响因素.
The causes of lose effectiveness of aluminum profile hot extrusion die made - smelted steel are analyzed.
按冶炼方法,钢可分为 平炉 钢 、 转炉钢和
电炉钢.
By refining methods steels can be divided open - hearth furnace steel, converter steel, and electric furnace steel.
试验并分析了真空脱气钢和普通
电炉钢的接触疲劳性能.
The paper analysed contact fatigue performances of vacuum degasification steel and common electric steel.